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THE ORE DATABASE
Occurence 1841 - 033 Halsvatn-malmen
(Object Id: 2910)
(Last updated: 01.03.2000)

Location
County: Nordland Municipality: Fauske (1841)
Map 1:50000: Fauske (2129-4) Map 1:250000: Sulitjelma
Coordinate system: EU89-UTM Zone 33
East: 515933 m. North: 7477446 m.
Longitude: 15.3717430 Latitude: 67.4127980
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Resource
Resource Type: Ferrous metals(Fe, Mn, Ti) Resource Subtype: Iron
Element(s): Fe P
Importance
Raw material meaning: Not Assessed (reg. 18.02.2015)

Resources and production
Activity: Pitting Reserves:
Operating method: Historical production:


Products
Element/product Crude ore grade or quality Reg. date
Fe-mag. 16 % 23.11.1992
Fe-total 22 % 23.11.1992
P 0.80 % 23.11.1992
S 0,22 % 23.11.1992

Operations
From - To Activity Comments
1901 - 1901 Pitting
1975 - 1975 Geology Company/Institution :Rana Gruber
1976 - 1976 Geophysics Company/Institution :Rana Gruber

Mineralization
Era: Proterozoic Period: Neoproterozoic
Genesis: Sedex Form: Layer
Main texture: Banded Min. distribution: Massive (>50 % ore minerals)
Main grain size: Fine grained (< 1 mm) Main alteration:
Strike/Dip: 210 / 60 Direction: 0
Plunge: 45
Stratigraphic classification of host rock
Era: Proterozoic Period: Neoproterozoic
Province:
Geotec.unit:
Tectonic complex: Øverste allokton
Igneous complex:
Group: Valnesfjord marm.gr. Formation: Neverhaugen jernmalmformasjon

Mineralogy
Relationship Mineral Amount
Gangue mineral Amphibole Major mineral (>10%)
Gangue mineral Quartz Major mineral (>10%)
Ore mineral Magnetite Major mineral (>10%)
Ore mineral Apatite Subordinate mineral (1-10%)
Ore mineral Pyrite Accessory mineral (<1%)

Lithology:
Relationship Rock Origin
Unknown Diopsid-aktinolitt Extrusive
Original rock :Basalt
Metamorphic facies :Amphibolite
Unknown Amfibolitt Extrusive
Original rock :Basalt
Metamorphic facies :Amphibolite

Structures
Location: Type: Orientation(360 gr.): Relation to min.:
Unknown Primary layering Strike/Dip :210 / 60 Syn-mineralisation ;...Effect :None

Information(s) in free text format
Free text
Beskrivelse:se forekomst nr. NO0495 (gml.310A).

Fieldsamples
Sample No. Sample type Miscellanrous
NO0807.01 Bedrock
Sampler: Wilberg, R./...Stored: Løkken
Comment: Fe-malm fra U. Søvegjarto.
No. of registrated element analyses = 1
NB! All analyse values are shown at the end of the printout.:


Analyse Results
from
Deposit Area 1841 - 033 Halsvatn-malmen

Element analyses

( *=parts pr. million, #=parts pr.billion, Negative values means below detection limit value.)
Sample No. Sample Type Cu* Zn* Pb* Co* Ni* Ag* Au#
NO0807.01 Bedrock 20 50 4 21 13 .1 7.0
------------------
Sample No. Pt# Pd# As* Cd* Ba* Mo* Sb* Bi* S%
NO0807.01 3.0 3.0 2 .3 2 1.00 2 2 .03
------------------
Sample No. V* Cr* Mn* Fe% Th* U* W* Sr* La*
NO0807.01 52 29 125 25.10 4.00 5.00 1 124.0 18.00
------------------
Sample No. B*
NO0807.01 2


The fact sheet was created on 24.10.2021

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